Pennsylvania Democratic Sen. Bob Casey conceded the race to Republican Dave McCormick more than two weeks after Election Day.

Democratic Sen. Bob Casey has conceded to Republican Dave McCormick in Pennsylvania’s U.S. Senate election after a close race ...

The U.S. Senate voted overwhelmingly Wednesday evening against three resolutions, sponsored by Sen. Bernie Sanders, I-Vt., ...

Pennsylvania Sen. Bob Casey (D) conceded to Republican Dave McCormick on Thursday, solidifying the GOP’s majority in the ...

Sen. JD Vance's election as vice president has opened up one of Ohio's U.S. Senate seats for the third time in as many years, ...

Democrats see judges as a bulwark against potential abuses of power by Donald Trump, in a sign of the partisan struggle over ...

A recount had been triggered in the Pennsylvania Senate race as the initial result was within 0.5 percentage points.

U.S. Sen. Bob Casey (D-Pa.) on Thursday dropped his bid for reelection, conceding to GOP challenger Dave McCormick, putting ...

The legislation failed resoundingly but highlighted a growing Democratic divide over whether the United States should ...

Democratic Sen. Bob Casey on Thursday conceded his the Pennsylvania U.S. Senate race to Republican challenger Dave McCormick.

The U.S. Senate on Wednesday voted overwhelmingly to block three resolutions that would have halted the transfer of some U.S.

Pa., on Thursday conceded the race for Pennsylvania's Senate seat to his Republican opponent, Dave McCormick. NBC News ...